1、AMSC N/A FSC 6015 METRIC MIL-PRF-85045/8B 17 September 2008 SUPERSEDING MIL-PRF-85045/8A 28 January 2003 PERFORMANCE SPECIFICATION SHEET CABLE, FIBER OPTIC, RADIATION HARDENED, CABLE CONFIGURATION TYPE 1 (BUFFERED FIBER), APPLICATION E (GROUND TACTICAL), CABLE CLASS MM, (METRIC) This specification i
2、s approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring the product described herein shall consist of this specification and MIL-PRF-85045. NOTE: 1. Dimensions are in millimeters. FIGURE 1. Two-fiber cable (85045/8B2X). mm Inches 0.05 0.002 0.1
3、5 0.006 0.9 0.035 2.7 0.106 5.8 0.23 Dimensions A B C 5.8 0.15 2.7 0.15 0.9 0.05 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 2 NOTE: 1. Dimensions are in millimeters. FIGURE 2. Four-fiber cable (M85045/8B4X). Dimensions A B C 5.8
4、 0.15 2.9 0.15 0.9 0.05 mm Inches 0.05 0.002 0.15 0.006 0.9 0.035 2.9 0.114 5.8 0.23 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 3 CLASSIFICATION: Fiber optic cable configuration type: 1 (buffered fiber). Fiber cable class: MM (g
5、raded-index, glass core and glass cladding, multimode). Part or Identifying Number (PIN): See PIN construction below. Additional manufacturers marking is allowed. PIN construction: M 85045 / 8 - B X X Military designation Basic specification number Specification sheet number Number of fibers Fiber s
6、ize (see table I) TABLE I. PIN number fiber size. M85054/8-BXX Fiber size (micron) A 62.5/125 B 50/125 Example: M85045/8-B4A - 4 fiber cable with 62.5/125 micron fiber DESIGN AND CONSTRUCTION: Fiber: Class MM (50/125 m) fibers shall be in accordance with MIL-PRF-49291/1. Class MM (62.5/125 m) fibers
7、 shall be in accordance with MIL-PRF-49291/6. Buffer diameter: 0.900 0.05 mm. REQUIREMENTS: Finished cable: Dimensions and configuration: See figure 1 and 2. Number of fibers: 2 or 4 (see PIN). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-
8、85045/8B 4 Materials: Fiber coating: Acrylate or equivalent. Buffer: Hard elastomeric or equivalent. Jacket material: Flame retardant polyurethane, or equivalent. Strength members: Polyarylamide, type PAA (Aramid yarn), or equivalent. Impregnated glass rods (if required). Short term minimum bend dia
9、meter: Five times the cable outer diameter. (The short term minimum bend diameter is to be used in all environmental and mechanical tests, which specify a cable minimum bend diameter). Long term minimum bend diameter: Ten times the cable outer diameter. Optical fiber cable component (OFCC): Not appl
10、icable. Cable bundle jacket: Not applicable. Cable jacket concentricity: 0.65. Cable mass per unit length: 32 kg/km maximum. Performance requirements: Optical properties: Attenuation rate: Applicable, except multimode attenuation rate shall be measured in accordance with TIA-455-78 method A. Maximum
11、 attenuation rate: 50/125 micron fiber: 3.50 dB/km at 850 nm 20 nm. 1.0 dB/km at 1,300 nm 20 nm. 62.5/125 micron fiber: 3.75 dB/km at 850 nm 20 nm. 1.50 dB/km at 1,300 nm 20 nm. End resultant attenuation due to cumulative environmental and mechanical testing: Not applicable. Mechanical properties: T
12、ensile loading and elongation: Applicable, except the induced attenuation shall be measured only after releasing the load. The complete post-test visual and mechanical testing is not required. A post-test visual jacket examination shall be made under 10X magnification. Operating tensile load: Applic
13、able, except the complete post-test visual and mechanical testing is not required. A post-test visual jacket examination shall be made under 10X magnification. Dynamic bend: Not applicable. Corner bend: Applicable, except the test force shall be 500 N. Provided by IHSNot for ResaleNo reproduction or
14、 networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 5 Cable jacket material tensile strength and elongation: Applicable. Durability of identification marking: Applicable, except the applied mass of 100 grams shall be applied. Environmental: Temperature range: Operating temperature: -
15、46C, +71C. Storage temperature: -57C, +85C. Temperature cycling: Change in optical transmittance measurements may be made periodically. At a minimum, one optical transmittance measurement shall be made over a period of 1 hour at the end of each temperature plateau. Thermal shock: Use test schedule A
16、. Barometric pressure (reduced): Operating: 3,000 m. (Test condition letter B). Nonoperating: 12,200 m. Life aging: Test exposure time shall be 240 hours at 110C. Freezing water immersion: Applicable. Use method A, procedure I. Flame extinguishing: Not applicable. Smoke generation and flame propagat
17、ion: Not applicable. Shock: Not applicable. Water absorption: Applicable except the sample size shall be in accordance with ASTM-D-470 and test shall be performed in accordance with the gravimetric method of ASTM-D-470. Paint susceptibility: Not applicable. Halogen content: Not applicable. Toxicity:
18、 Not applicable. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 6 QUALIFICATION BY SIMILARITY: Qualified 50/125 2 fiber cable and candidate 62.5/125 2 fiber cable Manufacturers who are qualified under this specification sheet for 50
19、/125 micron 2 fiber cable and whose 62.5/125 micron 2 fiber cable passes the following tests and inspections specified in table II are qualified by similarity under this specification. This qualification by similarity is applicable if the only difference between the previously qualified cable and th
20、e cable under test is that the optical fiber had been changed from 50/125 to 62.5/125 optical fiber. Testing and inspection may be performed on either one or two lengths of cable, each with a minimum length of 0.5 km. Test order must be observed up to and including the storage temperature test. If o
21、nly one cable length is used, the thermal shock test shall be performed after the storage temperature test. TABLE II Qualification by similarity (fiber size). Group I visual and mechanical attenuation rate Group III temperature cycling temperature/humidity cycling storage temperature cyclic flexing
22、crush cable twist-bend impact, (low temperature only) tensile loading and elongation operating tensile loading Group IV thermal shock Qualified 50/125 4 fiber cable and produce 50/125 2 fiber cable Manufacturers who are qualified under this specification sheet for 50/125 micron 4 fiber cable and who
23、se 50/125 micron 2 fiber cable passes the following tests and inspections specified in table III are qualified by similarity under this specification. This qualification by similarity is applicable if the only difference between the previously qualified cable and the cable under test is that the num
24、ber of fibers in the cable had been changed from 4 fibers to 2 fibers. Testing and inspection may be performed on either one or two lengths of cable, each with a minimum length of 0.5 km. Test order must be observed up to and including the storage temperature test. If only one cable length is used,
25、the thermal shock test shall be performed after the storage temperature test. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 7 TABLE III Qualification by similarity (fiber number). Group I visual and mechanical Group III cyclic flex
26、ing crush cable twist-bend impact, (low temperature only) tensile loading and elongation operating tensile loading Qualified 50/125 2 and 4 fiber cables and candidate 62.5 2 and 4 fiber cables Manufacturers who are qualified under this specification sheet for 50/125 micron 2 and 4 fiber cable and wh
27、ose 62.5/125 micron fiber cable passes the tests and inspections specified in table IV are qualified by similarity under this specification. This qualification by similarity is applicable if the only difference between the previously qualified cable and the cable under test is that the optical fiber
28、 had been changed from 50/125 to 62.5/125 optical fiber. Testing and inspection may be performed on either one or two lengths of cable, each with a minimum length of 0.5 km. Test order must be observed up to and including the storage temperature test. If only one cable length is used, the thermal sh
29、ock test shall be performed after the storage temperature test. TABLE IV Qualification by similarity (fiber size and number). Group I visual and mechanical attenuation rate Group III temperature cycling temperature/humidity cycling storage temperature cyclic flexing crush cable twist-bend impact, (l
30、ow temperature only) tensile loading and elongation operating tensile loading Group IV thermal shock Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045/8B 8 Qualified 62.5/125 2 fiber cable and candidate 50/125 2 fiber cable Manufacturers
31、who are qualified under this specification sheet for 62.5/125 micron 2 fiber cable and whose 50/125 micron 2 fiber cable passes the tests and inspections specified in table V are qualified by similarity under this specification. This qualification by similarity is applicable if the only difference b
32、etween the previously qualified cable and the cable under test is that the optical fiber had been changed from 62.5/125 to 50/125 optical fiber. Testing and inspection may be performed on either one or two lengths of cable, each with a minimum length of 0.5 km. Test order must be observed up to and
33、including the storage temperature test. If only one cable length is used, the thermal shock test shall be performed after the storage temperature test. TABLE V Qualification by similarity (fiber size). Group I visual and mechanical attenuation rate Group III temperature cycling temperature/humidity
34、cycling storage temperature cyclic flexing crush cable twist-bend impact, (low temperature only) tensile loading and elongation operating tensile loading Group IV thermal shock Changes from previous issue. Marginal notations are not used in this revision to identify changes with respect to the previ
35、ous issue due to the extent of the changes. Referenced documents. In addition to MIL-PRF-85045, this document references the following: MIL-PRF-49291/1 ASTM D470 MIL-PRF-49291/6 TIA-455-78 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-85045
36、/8B 9 Custodians: Preparing activity: Army - CR DLA - CC Navy - SH Air Force - 85 (Project 6015-2008-001) DLA CC Review activities: Navy - AS Air Force - 13, 19, 93 DIA - DI NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
